Will the Royals repeat? Can the Mets' group of aces carry New York to the top? Or is this finally the Cubs' year? Those are just some of the things we'll all be watching during the 2016 season, which starts with a trio of Opening Day games on Sunday, April 3, followed by more action on Monday and continuing with the final opener, a Tigers-Marlins matchup, on April 5.

The 2016 season begins with three games on Sunday, April 3, highlighted by a World Series rematch between the New York Mets and reigning champion Kansas City Royals. Getty Images

WEDNESDAY, MARCH 30

The last time San Francisco won a World Series, MVP Madison Bumgarner commemorated the championship on horseback. Will the Giants ride their workhorse ace to another title in 2016? Jeff Chiu/Getty Images